Mann started his comedy career by participating in youth festivals and inter-college competitions. He won two gold medals from Punjabi University, Patiala for Shaheed Udham Singh Government College, Sunam. He also gained nationwide recognition when he competed in the Great Indian Laughter Challenge on Star Plus.

In 2011, he joined active politics of Punjab with his membership of People's Party of Punjab under the leadership of Manpreet Singh Badal. He unsuccessfully contested elections from Lehragaga assembly constituency in 2012 Punjab Assembly Elections. He left the People's Party of Punjab in March 2014 and joined Aam Aadmi Party to contest as its candidate from Sangrur Lok Sabha constituency in the Indian General Election 2014. He won by 200,000 votes.